Home / 22,060.07-30,442.86-11,988.48

Finding the Fourth Proportional to 22,060.07, 30,442.86 and 11,988.48

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Solution

The fourth proportional to 22,060.07, 30,442.86 and 11,988.48 is: 16,544.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,060.07 : 30,442.86 = 11,988.48 : x
  2. Step 2: Convert to fraction form
    22,060.07/30,442.86 = 11,988.48/x
  3. Step 3: Cross multiply
    22,060.07x = 30,442.86 × 11,988.48
  4. Step 4: Simplify right side
    22,060.07x = 364,963,732.41
  5. Step 5: Solve for x
    x = 364,963,732.41/22,060.07
  6. Step 6: Final answer
    x = 16,544.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.